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Finding the Fourth Proportional to 183,759.32, 275,269.91 and 83,781.98

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Solution

The fourth proportional to 183,759.32, 275,269.91 and 83,781.98 is: 125,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,759.32 : 275,269.91 = 83,781.98 : x
  2. Step 2: Convert to fraction form
    183,759.32/275,269.91 = 83,781.98/x
  3. Step 3: Cross multiply
    183,759.32x = 275,269.91 × 83,781.98
  4. Step 4: Simplify right side
    183,759.32x = 23,062,657,959.59
  5. Step 5: Solve for x
    x = 23,062,657,959.59/183,759.32
  6. Step 6: Final answer
    x = 125,504.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.